btrfs/172: Remove the dead test which we have no plan to fix

There is no plan to fix it yet, so remove it.

Cc: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

tests/btrfs/172

@@ -1,73 +0,0 @@
-#! /bin/bash
-# SPDX-License-Identifier: GPL-2.0
-# Copyright (c) 2018 Oracle. All Rights Reserved.
-#
-# FS QA Test 172
-#
-# Test if the unaligned (by size and offset) punch hole is successful when FS
-# is at ENOSPC.
-#
-seq=`basename $0`
-seqres=$RESULT_DIR/$seq
-echo "QA output created by $seq"
-
-here=`pwd`
-tmp=/tmp/$$
-status=1	# failure is the default!
-trap "_cleanup; exit \$status" 0 1 2 3 15
-
-_cleanup()
-{
-	cd /
-	rm -f $tmp.*
-}
-
-# get standard environment, filters and checks
-. ./common/rc
-. ./common/filter
-
-# remove previous $seqres.full before test
-rm -f $seqres.full
-
-# real QA test starts here
-
-# Modify as appropriate.
-_supported_fs btrfs
-_supported_os Linux
-_require_scratch
-_require_xfs_io_command "fpunch"
-
-_scratch_mkfs_sized $((256 * 1024 *1024)) >> $seqres.full
-
-# max_inline ensures data is not inlined within metadata extents
-_scratch_mount "-o max_inline=0,nodatacow"
-
-cat /proc/self/mounts | grep $SCRATCH_DEV >> $seqres.full
-$BTRFS_UTIL_PROG filesystem df $SCRATCH_MNT >> $seqres.full
-
-extent_size=$(_scratch_btrfs_sectorsize)
-unalign_by=512
-echo extent_size=$extent_size unalign_by=$unalign_by >> $seqres.full
-
-$XFS_IO_PROG -f -c "pwrite -S 0xab 0 $((extent_size * 10))" \
-					$SCRATCH_MNT/testfile >> $seqres.full
-
-echo "Fill all space available for data and all unallocated space." >> $seqres.full
-dd status=none if=/dev/zero of=$SCRATCH_MNT/filler bs=512 >> $seqres.full 2>&1
-
-hole_offset=0
-hole_len=$unalign_by
-$XFS_IO_PROG -c "fpunch $hole_offset $hole_len" $SCRATCH_MNT/testfile
-
-hole_offset=$(($extent_size + $unalign_by))
-hole_len=$(($extent_size - $unalign_by))
-$XFS_IO_PROG -c "fpunch $hole_offset $hole_len" $SCRATCH_MNT/testfile
-
-hole_offset=$(($extent_size * 2 + $unalign_by))
-hole_len=$(($extent_size * 5))
-$XFS_IO_PROG -c "fpunch $hole_offset $hole_len" $SCRATCH_MNT/testfile
-
-# success, all done
-echo "Silence is golden"
-status=0
-exit

tests/btrfs/172.out

@@ -1,2 +0,0 @@
-QA output created by 172
-Silence is golden

tests/btrfs/group

@@ -174,7 +174,6 @@
 169 auto quick send
 170 auto quick snapshot
 171 auto quick qgroup
-172 auto quick punch
 173 auto quick swap
 174 auto quick swap
 175 auto quick swap volume